Pillow case



FIG. 1 is a front view of a pillow case showing my new design;

FIG. 2 is a rear view of the pillow case;

FIG. 3 is a left side view of the pillow case;

FIG. 4 is a right side view of the pillow case;

FIG. 5 is a top view of the pillow case; and,

FIG. 6 is a bottom view of the pillow case. 

CLAIM The ornamental design for a pillow case, as shown and described. 